Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
08/1988
08/24/1988CN88100904A Process and apparatus for producing benzene carboxylic acid or benzene dicarboxylic acid esters
08/24/1988CN88100537A 2-(2, 2-difluorocyclopropyl)-alkylester, process of prepn. and use as insecticide and acaricide
08/23/1988US4766266 Dehydrogenation of isobutane
08/23/1988US4766265 Catalysts for the conversion of ethane to liquid aromatic hydrocarbons
08/23/1988US4766264 Gallium loaded zeolite catalyst
08/23/1988US4766260 Gas-phase fluorination process
08/23/1988US4766258 Process for producing hydrocarbon fluoride
08/23/1988US4766255 Processes for bisphenols
08/23/1988US4766254 Method for maximizing yield and purity of bisphenol A
08/23/1988US4766253 Reacting phenolate with dichlorobenzene in presence of copper catalyst and aprotic solvent cocatalyst
08/23/1988US4766249 Under alkaline conditions in prescence of water
08/23/1988US4766241 Lower acute toxicity
08/23/1988US4766240 Precipitating product with low boiling aliphatic hydrocarbon
08/23/1988US4766237 Preparation of 6-aminocaproates
08/23/1988US4766236 Purification of diphenyl phthalates
08/23/1988US4766235 Skin disorders
08/23/1988US4766234 Urethanes which contain perfluoroalkyl groups, epichlorohydrin groups and dialcohol radicals, the preparation and use thereof
08/23/1988US4766222 Novel class of acyl-derivatives of carnitine process for preparing same and therapeutic use thereof
08/23/1988US4766220 Process for the preparation of optically active aryloxyalkanoic acid compounds
08/23/1988US4766208 Method of performing an oxidation reaction
08/23/1988US4766154 Liquid phase methanol reactor staging process for the production of methanol
08/23/1988US4766151 Treatment of glaucoma
08/23/1988US4766148 Biphenylylpropionic acid derivative and pharmaceutical composition containing the same
08/23/1988US4766121 Not affecting the heart
08/23/1988US4766116 Nervous system disorders
08/23/1988US4765876 Simultaneous production of higher chloromethanes
08/23/1988US4765869 Multistage distillation, condensation
08/23/1988CA1241021A1 Age protection agents, the production thereof and the polymers which contain them
08/23/1988CA1241020A1 Simultaneous preparation of nitriles and acrylamide or methacrylamide
08/23/1988CA1241019A1 Preparation of o,o'-dithiodibenzamides
08/23/1988CA1241017A1 Cyanoacylamide compounds and a process for their preparation
08/23/1988CA1241005A1 Benzoylphenylureas
08/23/1988CA1240993A1 1-(aminophenyl)-2-aminopropanone derivatives
08/23/1988CA1240977A1 Agglomerates of malachite crystals and method for their preparation
08/23/1988CA1240830A1 Adjustable jig
08/17/1988EP0278922A2 Oxychlorination catalyst and method for its preparation
08/17/1988EP0278914A2 Process for the preparation of tert.-alkyl esters of succinic acid
08/17/1988EP0278907A1 Cyclohexane diones
08/17/1988EP0278845A2 Process for the preparation of hydroxybiphenyls
08/17/1988EP0278822A1 Process for the preparation of derivatives of perhalogenoalkanesulfinic and sulfonic acids
08/17/1988EP0278732A1 Fluorine-containing vitamin D2 derivatives
08/17/1988EP0278729A1 Process for the isomerization of dichlorotoluene
08/17/1988EP0278727A2 1-(4-Amino-3-chloro-5-trifluoromethylphenyl)-2-(substituted amino)ethanol derivatives and their use in the treatment of respiratory disease
08/17/1988EP0278680A1 Method for selective isolation of m-dichlorobenzene
08/17/1988EP0278672A2 A benzoylurea derivative and its production and use
08/17/1988EP0278665A2 2-Substituted-alkyl ether and liquid crystal composition
08/17/1988EP0278595A2 Fungicides
08/17/1988EP0278414A2 Process for the preparation of reaction products of 2,2-bis (4-hydroxyphenyl) hexafluoropropane, and the derivatives obtained
08/17/1988EP0278384A2 Alcohols and ethers with cyclododecyl and cyclododecenyl groups, their preparation and use as parfuming agents
08/17/1988EP0278378A2 Process for the manufacture of highly pure tetrachloro-1,4-benzoquinone
08/17/1988EP0278377A2 Process for the manufacture of highly pure tetrachloro-1,4-benzoquinone
08/17/1988EP0278285A1 Use of molecular sieves in the stabilization of insecticidal carbamic-acid esters
08/17/1988EP0278211A1 Process for the manufacture of p-substituted o-benzylphenols
08/17/1988EP0161485B1 Process for the preparation of water insoluble peroxycarbonic acids
08/17/1988CN88100615A Hydrolysis of activated olefinic ketones and aldehydes
08/17/1988CN88100364A Process for preparing deuterated organic compounds
08/17/1988CN87108362A Process for preparation of diolefins
08/16/1988US4764642 Process for preparing optically active alpha-haloalkyl-aryl-ketones
08/16/1988US4764641 Transforming caronyl compound with tartaric acid, halogenating
08/16/1988US4764637 Hydrated magnesium acetylsalicylate/urea complex preparation
08/16/1988US4764635 Aromatization process
08/16/1988US4764618 Arginine derivatives and pharmaceutically acceptable acid addition salts thereof
08/16/1988US4764617 Quinaldinamide derivatives
08/16/1988US4764533 Erythro-1,2-1-pentanones
08/16/1988US4764499 Method for producing dual colloid catalyst composition
08/16/1988US4764498 Silica-containing shaped articles and a process for their preparation
08/16/1988US4764433 Agent for the protection of materials
08/16/1988US4764356 Process for synthesizing a zeolite catalyst on a pH controlled basis to improve catalyst life
08/16/1988US4764310 Process for the preparation of aromatic carboxylic acid chlorides
08/16/1988US4764309 Preparation of chlorocarboxylic acid chlorides
08/16/1988US4764307 Alkoxyethane halide and potassium or ammonium sulfite reacted in a reduced amount of water
08/16/1988CA1240709A1 Selective oxidation of hydrogen
08/16/1988CA1240705A1 Optically active n-(1'-methyl-2'-methoxyethyl)-n- chloro-2,6-dimethyl-aniline as herbicide
08/16/1988CA1240704A1 PREPARATION OF .alpha.-SUBSTITUTED ACRYLAMIDES
08/16/1988CA1240703A1 Preparation of o-acylaminomethylbenzyl halides
08/16/1988CA1240701A1 3-substituted vinyl chain substituted cyclopropane carboxylic acid derivatives; process for preparing the same, their use for controlling pests and compositions thereof
08/16/1988CA1240700A1 PROCESS FOR PREPARATION OF .alpha.-ALKYL AMINO ACIDS
08/16/1988CA1240699A1 Preparation of dibenzo(b,f)thiepin compounds
08/16/1988CA1240697A1 Thiophenyl thioacrylate and thiomethacrylate monomers, and method of preparing said monomers
08/16/1988CA1240696A1 Method for preparing benzoylpropionic acid derivatives
08/16/1988CA1240695A1 Di-perfluoroalkyl-carbamyl acrylates and methacrylates
08/16/1988CA1240694A1 Hydroquinone derivatives and production thereof
08/16/1988CA1240689A1 Resorcinol compounds and their production
08/16/1988CA1240674A1 Purification of alkylated anthraquinones
08/11/1988WO1988005809A1 Propoxylated guerbet alcohols and esters thereof
08/11/1988WO1988005773A1 Process for preparing tetrakis (3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionyloxymethyl)methane
08/11/1988WO1988005772A1 Process for preparing tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionyloxymethyl)methane
08/11/1988WO1988005771A1 Hydrolysis of activated olefinic ketones and aldehydes
08/11/1988WO1988005770A1 Alcohols with 3-methyl or 3,5-dimethyl groups their production and their use as aromatics
08/11/1988WO1988005767A1 Hydrogenation process
08/11/1988WO1988000227A3 Polymerizable liquid crystal materials and polymers displaying liquid crystal phases
08/11/1988DE3802378A1 Process for the dehydrogenation of hydrocarbons
08/10/1988US4764297 Protic solvent in a dehydrohalogenation process, the product obtained therefrom and lubricant compositions containing same
08/10/1988EP0277908A2 2-(2,2-Difluorocyclopropyl)-alkylester, process of preparation and use as insecticide and acaricide
08/10/1988EP0277894A2 Process for the preparation of trialkoxybenzaldehyde
08/10/1988EP0277824A2 Process for acetic acid preparation and heterogeneous catalyst for same
08/10/1988EP0277815A2 Optically active-2-alkoxy-propyl ether and liquid crystal composition
08/10/1988EP0277754A1 Method involving propylene amine oxime complexes
08/10/1988EP0277635A2 Novel polyamine derivatives
08/10/1988EP0277620A2 Process for the preparation of optically active beta-methyl choline